Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., smiles during a keynote address at the Mobile Loco Conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., smiles during a keynote address at the Mobile Loco Conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., speaks during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., pauses while speaking during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., pauses while speaking during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., is seen through the viewfinder of a camera during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., is seen through the viewfinder of a camera during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., pauses while speaking during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., pauses while speaking during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., pauses while speaking during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., pauses while speaking during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Groupon CEO Andrew Mason Speaks At The Mobile Loco Conference

Bloomberg

Andrew Mason, chief executive officer at Groupon Inc., pauses while speaking during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images

Andrew Mason, chief executive officer at Groupon Inc., pauses while speaking during a keynote address at the Mobile Loco conference 2012 in San Francisco, California, U.S., on Tuesday, Dec. 11, 2012. After sinking 79 percent this year Groupon Inc., the online-coupon service, is now valued at $2.8 billion and last month fetched a record low price-sales ratio, according to data compiled by Bloomberg. Photographer: David Paul Morris/Bloomberg via Getty Images